An antral lesion
This lesion was found in the antrum. The histology is also attached.
WHAT IS THE LIKELY DIAGNOSIS?
■ Hyperplastic polyp
Would be red with white caps!
■ Adenomatous polyp
Yes and histology confirms HGD only
■ Superficial gastric cancer
Could be but histology is benign...
Most EGC's look a little like basal cell carcinomas with an elevated rim surrounding a central depression. This is a good example of what an EGC could look like. As it happens though, it only harbours HGD. Because you can't really tell endoscopically (the pathologists struggled as well to make a distinction sometimes)
There are more than one type of 'gastric adenoma':
This was reported as an intestinal type adenoma harbouring HGD !